Pleurisy is a type of lung inflammation that causes sharp chest pains when breathing. Infections that can contribute to pleurisy are Bronchitis, Tuberculosis, Chest wounds, Pancreatitis and Heart surgery complications. The main symptom of pleurisy is a sharp chest pain that worsens when breathing.
http://www.belmarrahealth.com/pleurisy-pleuritis-lung-inflammation-causes-sharp-chest-pain-with-breathing/